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What will be the decrease of barrier voltage with the rise in 10C in temperature?

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What will be the decrease of barrier voltage with the rise in 10C in temperature?

(a) 10V

(b) 1mV

(c) 10mV

(d) 2mV

The question was asked in homework.

This key question is from The Temperature Dependence of P-N Characteristics topic in section Semiconductor-Diode Characteristics of Electronic Devices & Circuits

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Correct answer is (d) 2mV

Best explanation: As the temperature to the P-N junction diode increases the voltage across the junction decreases and the current increases with every degree rise in temperature the barrier voltage increases by 2mV.

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